Step 1. Launch Samsung Data Recovery
Firstly, download, install and launch dr.fone toolkit for Android. Then you will see its main interface with some mode on the left side. Select the first one "Data Recovery".
Step 2. Connect Samsung Z2/Z3/Z4 to PC
Now use a USB cable to connect your Samsung Z2/Z3/Z4 to computer. If you didn't open the USB debugging on your device before, the program will get a pop-up message on your device and it need your permission so that the program can continue to next step.
Step 3. Select the File Types to Scan
Then select the data you would recover. Check the box in front of the type of data and click "Next" button.
Step 4. Choose the Scan Mode and Start Scanning Your Samsung Z2/Z3/Z4
The program will scan your device to find your lost data, but you should choose the mode for it. "Standard Mode" or the "Advanced Mode", we recommend you choose the first one because it will work faster, if it doesn't work, just choose the another one. Then click "Start" button.
Step 5. Preview and Recover the Selected Data
Now, dr.fone toolkit for Android is scanning your Samsung Z2/Z3/Z4 automatically. When the scan process completed, you can preview the found data one by one. By the way, you can turn on the button "Display deleted files only" above the window to check the data you want and then click "Recover" button to get them all back.
Recover Data from Samsung with Broken/Death Screen